Home / 1,149,446.40-1,724,169.60-618,005.40

Finding the Fourth Proportional to 1,149,446.40, 1,724,169.60 and 618,005.40

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Solution

The fourth proportional to 1,149,446.40, 1,724,169.60 and 618,005.40 is: 927,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,446.40 : 1,724,169.60 = 618,005.40 : x
  2. Step 2: Convert to fraction form
    1,149,446.40/1,724,169.60 = 618,005.40/x
  3. Step 3: Cross multiply
    1,149,446.40x = 1,724,169.60 × 618,005.40
  4. Step 4: Simplify right side
    1,149,446.40x = 1,065,546,123,315.84
  5. Step 5: Solve for x
    x = 1,065,546,123,315.84/1,149,446.40
  6. Step 6: Final answer
    x = 927,008.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.